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ISO/IEC 20000-1:2018 · IT Service Management System

IT Service Management

Making IT services defined, measurable and consistently delivered to agreed levels.

When the business depends on IT systems, a service outage is a business outage. ISO/IEC 20000-1:2018 is the international standard for IT service management systems, ensuring services are designed, delivered and improved in a controlled way to meet user needs.

The standard spans the full service life cycle: service catalogue and service levels (SLAs), incident and request management, change, capacity, continuity and supplier relationships, and aligns with the ITIL practices many teams already use.

Why ISO/IEC 20000-1 matters for your organisation

Implementing ISO/IEC 20000-1 builds a Service Management System that makes IT performance something you can promise and prove. With it, an organisation can:

  • Set clear, measurable service levels with users or customers.
  • Handle incidents and changes in a controlled way so disruption falls.
  • Raise customer confidence in the reliability of the IT services delivered.
  • Meet tender and contract requirements that call for service-management certification.
  • Integrate service management with information security (ISO 27001) in one system.

ISO/IEC 20000-1 makes IT service a professional service: defined, measured and continually improved.

The DNAF Consulting approach

Every provider has a different portfolio and level of process maturity. We help build a system that fits the scale of your operation, without bureaucracy that slows the team down.

  • Comprehensive

    Covers the whole ISO implementation cycle, from planning through post-certification.

  • Practical

    Fitted to how your organisation actually operates, not theory that is hard to apply.

  • Results-driven

    Focused on whether the system works and hits measurable targets, not just the certificate.

ISO/IEC 20000-1:2018 support services

We provide end-to-end support to make the implementation of this standard succeed:

  1. Stage 1

    Gap analysis & strategic planning

    Map existing service processes against ISO/IEC 20000-1:2018 requirements and set an implementation roadmap.

  2. Stage 2

    Service system documentation

    Draft the service catalogue, SLAs, policies and procedures for incident, change, capacity and continuity management.

  3. Stage 3

    Training & awareness

    Build understanding among the IT team and process owners of their role in the service management system.

  4. Stage 4

    Implementation support

    Guide the roll-out of service processes and the recording of performance evidence in daily operations.

  5. Stage 5

    Internal audit & corrective action

    Train internal auditors, run a mock audit, and follow up on findings.

  6. Stage 6

    Certification support

    Prepare the organisation for the external audit through to the ISO/IEC 20000-1:2018 certificate.

Free initial consultation

It starts with a short conversation.

Tell us about your organisation. We will help map the path to your ISO/IEC 20000-1 certificate.

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